396411998 has 8 divisors (see below), whose sum is σ = 594702480. Its totient is φ = 198177840.

The previous prime is 396411989. The next prime is 396412019. The reversal of 396411998 is 899114693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20618 + ... + 34898.

It is an arithmetic number, because the mean of its divisors is an integer number (74337810).

Almost surely, 2^396411998 is an apocalyptic number.

396411998 is a deficient number, since it is larger than the sum of its proper divisors (198290482).

396411998 is a wasteful number, since it uses less digits than its factorization.

396411998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28162.

The product of its digits is 419904, while the sum is 50.

The square root of 396411998 is about 19910.0978902666. The cubic root of 396411998 is about 734.5966275111.

The spelling of 396411998 in words is "three hundred ninety-six million, four hundred eleven thousand, nine hundred ninety-eight".